[evolution/wip-webkit2] Add some common DOM handling methods into DOM utils

[Tomas Popela <tpopela src gnome org>]

commit 84d4e6c770f27d9fd230813f0ce9016100001a24
Author: Tomas Popela <tpopela redhat com>
Date:   Tue Oct 29 16:01:22 2013 +0100

    Add some common DOM handling methods into DOM utils

 e-util/e-dom-utils.c |   83 ++++++++++++++++++++++++++++++++++++++++++++++++++
 e-util/e-dom-utils.h |   14 ++++++++
 2 files changed, 97 insertions(+), 0 deletions(-)
---
diff --git a/e-util/e-dom-utils.c b/e-util/e-dom-utils.c
index 4f48414..921fc9f 100644
--- a/e-util/e-dom-utils.c
+++ b/e-util/e-dom-utils.c
@@ -735,3 +735,86 @@ e_dom_utils_e_mail_part_headers_bind_dom_element (WebKitDOMDocument *document,
        g_free (addr);
        g_free (uri);
 }
+
+void
+e_dom_utils_element_set_inner_html (WebKitDOMDocument *document,
+                                    const gchar *element_id,
+                                    const gchar *inner_html)
+{
+       WebKitDOMElement *element;
+
+       element = webkit_dom_document_get_element_by_id (document, element_id);
+
+       if (!element)
+               return;
+
+       webkit_dom_html_element_set_inner_html (
+               WEBKIT_DOM_HTML_ELEMENT (element), inner_html, NULL);
+}
+
+void
+e_dom_utils_remove_element (WebKitDOMDocument *document,
+                            const gchar *element_id)
+{
+       WebKitDOMElement *element;
+
+       element = webkit_dom_document_get_element_by_id (document, element_id);
+
+       if (!element)
+               return;
+
+       webkit_dom_node_remove_child (
+               webkit_dom_node_get_parent_node (WEBKIT_DOM_NODE (element)),
+               WEBKIT_DOM_NODE (element),
+               NULL);
+}
+
+void
+e_dom_utils_element_remove_child_nodes (WebKitDOMDocument *document,
+                                        const gchar *element_id)
+{
+       WebKitDOMNode *node;
+
+       node = WEBKIT_DOM_NODE (webkit_dom_document_get_element_by_id (document, element_id));
+
+       if (!node)
+               return;
+
+       while (webkit_dom_node_has_child_nodes (node)) {
+               webkit_dom_node_remove_child (
+                       node,
+                       webkit_dom_node_get_last_child (node),
+                       NULL);
+       }
+}
+
+void
+e_dom_utils_hide_element (WebKitDOMDocument *document,
+                          const gchar *element_id,
+                          gboolean hide)
+{
+       WebKitDOMElement *element;
+
+       element = webkit_dom_document_get_element_by_id (document, element_id);
+
+       if (!element)
+               return;
+
+       webkit_dom_html_element_set_hidden (
+               WEBKIT_DOM_HTML_ELEMENT (element), hide);
+}
+
+gboolean
+e_dom_utils_element_is_hidden (WebKitDOMDocument *document,
+                               const gchar *element_id)
+{
+       WebKitDOMElement *element;
+
+       element = webkit_dom_document_get_element_by_id (document, element_id);
+
+       if (!element)
+               return FALSE;
+
+       return webkit_dom_html_element_get_hidden (
+               WEBKIT_DOM_HTML_ELEMENT (element));
+}
diff --git a/e-util/e-dom-utils.h b/e-util/e-dom-utils.h
index 35db08b..478740e 100644
--- a/e-util/e-dom-utils.h
+++ b/e-util/e-dom-utils.h
@@ -62,6 +62,20 @@ gchar *              e_dom_utils_get_active_element_name
 void           e_dom_utils_e_mail_part_headers_bind_dom_element
                                                (WebKitDOMDocument *document,
                                                 const gchar *element_id);
+void           e_dom_utils_element_set_inner_html
+                                               (WebKitDOMDocument *document,
+                                                const gchar *element_id,
+                                                const gchar *inner_html);
+void           e_dom_utils_remove_element      (WebKitDOMDocument *document,
+                                                const gchar *element_id);
+void           e_dom_utils_element_remove_child_nodes
+                                               (WebKitDOMDocument *document,
+                                                const gchar *element_id);
+void           e_dom_utils_hide_element        (WebKitDOMDocument *document,
+                                                const gchar *element_id,
+                                                 gboolean hide);
+gboolean       e_dom_utils_element_is_hidden   (WebKitDOMDocument *document,
+                                                const gchar *element_id);
 G_END_DECLS
 
 #endif /* E_DOM_UTILS_H */